(function(win,doc){
				win.onresize=function(){
					fn();
				}
				fn();
				function fn(){
					var tFs=doc.documentElement.clientWidth/320*20
					doc.documentElement.style.fontSize=tFs+"px"
				}
			}
		)(window,document)
		var app = angular.module("app",[]);
		app.controller("ctrl",function($scope,$interval){
			
			function fu(){
				$scope.n="s"
				$scope.num=60
				$scope.t=$interval(function(){
					$scope.num--
					if($scope.num==0){
						$interval.cancel($scope.t)
						$scope.fn=function(){
							$scope.num=60
							fu()
							$scope.n="s"
						}
						$scope.n="";
						$scope.num="发送";
					}
				},1000)
			}
			fu();
		})